{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:V77S3S6DSKG7V46CX7SKTLFPFO","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"bcd8704a94406862529dd0118ea8fe451dba814215456e14b356613ee7886dfe","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-09-17T17:16:20Z","title_canon_sha256":"67fd4c2a3a86219639dead254d4a3c1805df35192dbdbc47a61efe00ecd311fd"},"schema_version":"1.0","source":{"id":"astro-ph/0309496","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0309496","created_at":"2026-07-04T14:12:54Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0309496v1","created_at":"2026-07-04T14:12:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0309496","created_at":"2026-07-04T14:12:54Z"},{"alias_kind":"pith_short_12","alias_value":"V77S3S6DSKG7","created_at":"2026-07-04T14:12:54Z"},{"alias_kind":"pith_short_16","alias_value":"V77S3S6DSKG7V46C","created_at":"2026-07-04T14:12:54Z"},{"alias_kind":"pith_short_8","alias_value":"V77S3S6D","created_at":"2026-07-04T14:12:54Z"}],"graph_snapshots":[{"event_id":"sha256:99aba3a834aa9f8f757e3063acf6adf23dca0eb1d16236ecb1ea9f1f7dd6a8f2","target":"graph","created_at":"2026-07-04T14:12:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0309496/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present results from an ongoing survey dedicated to the ionized gas kinematics of Virgo cluster spiral galaxies using Fabry-Perot interferometry. Our goal is to study the environmental effects on galaxy evolution in the Virgo cluster. We report here on the Halpha distribution map and velocity field of NGC 4438, the prototype of an interacting galaxy near the centre of the cluster.","authors_text":"A. Boselli, B. Vollmer, C. Adami, C. Balkowski, C. Carignan, J. Boulesteix, L. Chemin, M. Marcelin, O. Garrido, O. Hernandez, P. Amram, V. Cayatte","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2003-09-17T17:16:20Z","title":"Environmental Effects on the Kinematics of Virgo Cluster Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0309496","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:07e7082dd648042a6ffdcd6862570e5f703cdd6ed3807ce18d05ce116a6c6910","target":"record","created_at":"2026-07-04T14:12:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"bcd8704a94406862529dd0118ea8fe451dba814215456e14b356613ee7886dfe","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-09-17T17:16:20Z","title_canon_sha256":"67fd4c2a3a86219639dead254d4a3c1805df35192dbdbc47a61efe00ecd311fd"},"schema_version":"1.0","source":{"id":"astro-ph/0309496","kind":"arxiv","version":1}},"canonical_sha256":"afff2dcbc3928dfaf3c2bfe4a9acaf2bb60afecc267a329eb0327e5dea568070","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"afff2dcbc3928dfaf3c2bfe4a9acaf2bb60afecc267a329eb0327e5dea568070","first_computed_at":"2026-07-04T14:12:54.694359Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:12:54.694359Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XsMSDH79qJrnhzrEcInuc+kEBJDBY19dLIS104bbYb7aMAUslQgXx89okzceMccsfPYA5QQdaL90FEb0Ob/uAg==","signature_status":"signed_v1","signed_at":"2026-07-04T14:12:54.694841Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0309496","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:07e7082dd648042a6ffdcd6862570e5f703cdd6ed3807ce18d05ce116a6c6910","sha256:99aba3a834aa9f8f757e3063acf6adf23dca0eb1d16236ecb1ea9f1f7dd6a8f2"],"state_sha256":"4d45f0748ae7be92df74bb7c80c231cf46cb0bdff1001db13206525d89c353ba"}